Hayward, California, United States UV Index Forecast
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Find the UV Index forecast for today, tomorrow and the next 15 days for
Hayward, California, United States, The Ultraviolet Index forecast,
which measures the radiation from the sun that reaches the Earth's surface is updated hourly.
Hourly UV Index Forecast for Today
August 1, 2025
As of
8:05 pm
today in Hayward, California, United States, the UV Index is currently at a Low level of 0.
Summary of Hourly UV Index Forecast for Today and Tomorrow in
Hayward, California, United States.
Today
| Time Range |
UV Index |
Risk |
| 7 am |
0 |
|
| 8 am |
0 |
|
| 9 am |
1 |
|
| 10 am |
6 |
|
| 11 am |
8 |
|
| 12 pm |
9 |
|
| 1 pm |
10 |
|
| 2 pm |
10 |
|
| 3 pm |
9 |
|
| 4 pm |
8 |
|
| 5 pm |
6 |
|
| 6 pm |
4 |
|
Tomorrow
| Time Range |
UV Index |
Risk |
| 7 am |
0 |
|
| 8 am |
1 |
|
| 9 am |
3 |
|
| 10 am |
5 |
|
| 11 am |
7 |
|
| 12 pm |
10 |
|
| 1 pm |
10 |
|
| 2 pm |
10 |
|
| 3 pm |
9 |
|
| 4 pm |
8 |
|
| 5 pm |
6 |
|
| 6 pm |
4 |
|
Daily Hayward UV Index Forecast for the next 15 days:
UV Index in Nearby Cities